Poison ivy, poison sumac and other rash producing plants
Kingbury, John M.
Poison ivy, poison sumac and other rash producing plants - New York 1966 - 15 p. - No. 1154; New York State Colle .
Poison ivy, poison sumac and other rash producing plants - New York 1966 - 15 p. - No. 1154; New York State Colle .